MCQOPTIONS
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MCQOPTIONS
| 1. |
How much pressure exerted by our atmospher ? |
| A. | 11.7 pounds per square inch |
| B. | 13.7 pounds per square inch |
| C. | 14.7 pounds per square inch |
| D. | 12.7 pounds per square inch |
| Answer» D. 12.7 pounds per square inch | |